国家/地区 中国（4）
IPC部 H（3）
IPC大类 H01（3）
IPC小类 H01M（3）
IPC H01M004/36（2） H01M004/62（2） H01M010/0525（2）
发明人 CAO J（4）
公开年 2022（3）
申请年 2021（2）  2022（2） 
专利权人 CHANGSHA MINING METALLURGY INST（4）

Double-layer coated silicon-based negative electrode material used in battery application, comprises coated carbon layer, and core material uniformly arranged silicon and silicate.

QIN S, CHEN G, TU F, CAO J, TANG G

Method for measuring magnetic substance in graphene powder, involves mixing graphene powder, and solvent, placing magnetic rod into graphene slurry dispersion solution, realizing measurement of magnetic substances in graphene powder.

QIN S, WANG D, KUANG L, TAN J, TU F, CAO J, LI H, SONG J

Silicon carbon anode material includes an inner core and a carbon coating layer, the carbon coating layer is coated on the surface of the inner core, and the inner core is dispersed with carbon-coated nano-silicon.

QIN S, FENG Q, LIU Y, CAO J, TU F, YANG L, LUO L, PENG Q, TANG G

Polyamide-amine-type dendrimer surface-modified carbon material used as sulfur carrier for preparing sulfur composite electrode for lithium-sulfur battery, comprises carbon material, and polyamide-amine-type dendrimer grafted and supported on carbon material through carbonyl-amine group.

WANG Y, CAO J, LI Z, JIAO C, ZHANG C, TU F, LI T, YAO S